Messages in this thread Patch in this message | | | From | Tomoya MORINAGA <> | Subject | [PATCH 5/7 v4] i2c-eg20t: add stop sequence in case wait-event timeout occurs | Date | Wed, 12 Oct 2011 13:13:04 +0900 |
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add stop sequence in case wait-event timeout in write processing. (read processing already had it)
Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com> --- drivers/i2c/busses/i2c-eg20t.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index 0693246..116708d 100644 --- a/drivers/i2c/busses/i2c-eg20t.c +++ b/drivers/i2c/busses/i2c-eg20t.c @@ -459,6 +459,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap, pch_clrbit(adap->pch_base_address, PCH_I2CSR, I2CMIF_BIT); return -EAGAIN; } else { /* wait-event timeout */ + pch_i2c_stop(adap); return -ETIME; } @@ -479,6 +480,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap, pch_clrbit(adap->pch_base_address, PCH_I2CSR, I2CMIF_BIT); } else { /* wait-event timeout */ + pch_i2c_stop(adap); return -ETIME; } } @@ -635,6 +637,7 @@ static s32 pch_i2c_readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs, pch_clrbit(adap->pch_base_address, PCH_I2CSR, I2CMIF_BIT); return -EAGAIN; } else { /* wait-event timeout */ + pch_i2c_stop(adap); return -ETIME; } -- 1.7.4.4
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